CVE-2008-3803 (GCVE-0-2008-3803)
Vulnerability from cvelistv5 – Published: 2008-09-26 16:00 – Updated: 2024-08-07 09:52
VLAI
EPSS
VEX
Summary
A "logic error" in Cisco IOS 12.0 through 12.4, when a Multiprotocol Label Switching (MPLS) VPN with extended communities is configured, sometimes causes a corrupted route target (RT) to be used, which allows remote attackers to read traffic from other VPNs in opportunistic circumstances.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
6 references
| URL | Tags |
|---|---|
| http://secunia.com/advisories/31990 | third-party-advisoryx_refsource_SECUNIA |
| http://www.securityfocus.com/bid/31366 | vdb-entryx_refsource_BID |
| https://oval.cisecurity.org/repository/search/def… | vdb-entrysignaturex_refsource_OVAL |
| http://www.securitytracker.com/id?1020940 | vdb-entryx_refsource_SECTRACK |
| http://www.vupen.com/english/advisories/2008/2670 | vdb-entryx_refsource_VUPEN |
| http://www.cisco.com/en/US/products/products_secu… | vendor-advisoryx_refsource_CISCO |
Date Public
2008-09-24 00:00
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-07T09:52:59.861Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"name": "31990",
"tags": [
"third-party-advisory",
"x_refsource_SECUNIA",
"x_transferred"
],
"url": "http://secunia.com/advisories/31990"
},
{
"name": "31366",
"tags": [
"vdb-entry",
"x_refsource_BID",
"x_transferred"
],
"url": "http://www.securityfocus.com/bid/31366"
},
{
"name": "oval:org.mitre.oval:def:5919",
"tags": [
"vdb-entry",
"signature",
"x_refsource_OVAL",
"x_transferred"
],
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5919"
},
{
"name": "1020940",
"tags": [
"vdb-entry",
"x_refsource_SECTRACK",
"x_transferred"
],
"url": "http://www.securitytracker.com/id?1020940"
},
{
"name": "ADV-2008-2670",
"tags": [
"vdb-entry",
"x_refsource_VUPEN",
"x_transferred"
],
"url": "http://www.vupen.com/english/advisories/2008/2670"
},
{
"name": "20080924 Cisco IOS MPLS VPN May Leak Information",
"tags": [
"vendor-advisory",
"x_refsource_CISCO",
"x_transferred"
],
"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080a014a9.shtml"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"datePublic": "2008-09-24T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "A \"logic error\" in Cisco IOS 12.0 through 12.4, when a Multiprotocol Label Switching (MPLS) VPN with extended communities is configured, sometimes causes a corrupted route target (RT) to be used, which allows remote attackers to read traffic from other VPNs in opportunistic circumstances."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2017-09-28T12:57:01.000Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "31990",
"tags": [
"third-party-advisory",
"x_refsource_SECUNIA"
],
"url": "http://secunia.com/advisories/31990"
},
{
"name": "31366",
"tags": [
"vdb-entry",
"x_refsource_BID"
],
"url": "http://www.securityfocus.com/bid/31366"
},
{
"name": "oval:org.mitre.oval:def:5919",
"tags": [
"vdb-entry",
"signature",
"x_refsource_OVAL"
],
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5919"
},
{
"name": "1020940",
"tags": [
"vdb-entry",
"x_refsource_SECTRACK"
],
"url": "http://www.securitytracker.com/id?1020940"
},
{
"name": "ADV-2008-2670",
"tags": [
"vdb-entry",
"x_refsource_VUPEN"
],
"url": "http://www.vupen.com/english/advisories/2008/2670"
},
{
"name": "20080924 Cisco IOS MPLS VPN May Leak Information",
"tags": [
"vendor-advisory",
"x_refsource_CISCO"
],
"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080a014a9.shtml"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@cisco.com",
"ID": "CVE-2008-3803",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A \"logic error\" in Cisco IOS 12.0 through 12.4, when a Multiprotocol Label Switching (MPLS) VPN with extended communities is configured, sometimes causes a corrupted route target (RT) to be used, which allows remote attackers to read traffic from other VPNs in opportunistic circumstances."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "31990",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/31990"
},
{
"name": "31366",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/31366"
},
{
"name": "oval:org.mitre.oval:def:5919",
"refsource": "OVAL",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5919"
},
{
"name": "1020940",
"refsource": "SECTRACK",
"url": "http://www.securitytracker.com/id?1020940"
},
{
"name": "ADV-2008-2670",
"refsource": "VUPEN",
"url": "http://www.vupen.com/english/advisories/2008/2670"
},
{
"name": "20080924 Cisco IOS MPLS VPN May Leak Information",
"refsource": "CISCO",
"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080a014a9.shtml"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2008-3803",
"datePublished": "2008-09-26T16:00:00.000Z",
"dateReserved": "2008-08-27T00:00:00.000Z",
"dateUpdated": "2024-08-07T09:52:59.861Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2008-3803",
"date": "2026-10-24",
"epss": "0.02647",
"percentile": "0.85525"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "psirt@cisco.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:cisco:ios:12.0s:*:*:*:*:*:*:*",
"matchCriteriaId": "2C398460-3F38-4AA7-A4B1-FD8A01588DB5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:ios:12.0sx:*:*:*:*:*:*:*",
"matchCriteriaId": "5C11A2BE-19E7-4148-B3CC-B4956B07273E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:cisco:ios:12.0sz:*:*:*:*:*:*:*",
"matchCriteriaId": "B6943D9D-4A73-4EB2-B5C5-B7132AFFBE2B",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A \"logic error\" in Cisco IOS 12.0 through 12.4, when a Multiprotocol Label Switching (MPLS) VPN with extended communities is configured, sometimes causes a corrupted route target (RT) to be used, which allows remote attackers to read traffic from other VPNs in opportunistic circumstances."
},
{
"lang": "es",
"value": "Un \"error l\u00f3gico\" en Cisco IOS v12.0 a la v12.4, cuando est\u00e1 configurado un Multiprotocol Label Switching (MPLS) VPN \"extendida a comunidades\" (extended communities), en ocasiones provoca que sea usado un destino de ruta corrupta, lo que permite a atacantes remotos leer el tr\u00e1fico de red desde otras VPN\u0027s en determinadas circunstancias."
}
],
"id": "CVE-2008-3803",
"lastModified": "2026-06-16T22:56:34.290",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "HIGH",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.1,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 4.9,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2008-09-26T16:21:44.160",
"references": [
{
"source": "psirt@cisco.com",
"tags": [
"Third Party Advisory"
],
"url": "http://secunia.com/advisories/31990"
},
{
"source": "psirt@cisco.com",
"tags": [
"Vendor Advisory"
],
"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080a014a9.shtml"
},
{
"source": "psirt@cisco.com",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/31366"
},
{
"source": "psirt@cisco.com",
"tags": [
"Broken Link",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securitytracker.com/id?1020940"
},
{
"source": "psirt@cisco.com",
"tags": [
"Permissions Required"
],
"url": "http://www.vupen.com/english/advisories/2008/2670"
},
{
"source": "psirt@cisco.com",
"tags": [
"Third Party Advisory"
],
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5919"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://secunia.com/advisories/31990"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080a014a9.shtml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/31366"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Broken Link",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securitytracker.com/id?1020940"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required"
],
"url": "http://www.vupen.com/english/advisories/2008/2670"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5919"
}
],
"sourceIdentifier": "psirt@cisco.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…